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1. |
The segment that bisects an angle of the triangle and has one endpoint at a vertex of the triangle and the other endpoint at another point on the triangle is called the _________. |
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A. |
angle bisector |
B. |
perpendicular bisector |
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C. |
median |
D. |
segment bisector |
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Hint |
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2. |
Which assumption would you make to start an indirect proof of the statement Bob took the dog for a walk |
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A. |
Bob will take the dog for a walk. |
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B. |
Bob did not take the dog for a walk. |
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C. |
Bob does not have to take the dog for a walk. |
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D. |
Bob may take the dog for a walk. |
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Hint |
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3. |
Is it possible to draw a triangle with sides measuring 13, 21, and 39? Explain |
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A. |
No; 39 is greater than 13 + 21. |
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B. |
Yes; the sides of the triangle are not all the same lengths. |
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C. |
No; 13 is less than 21 + 39. |
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D. |
Yes; 13 + 21 is less than 39. |
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Hint |
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4. |
If the measures of two sides of a triangle are 3 and 1, between what two numbers must the measure of the third side fall? |
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A. |
2 and 4 |
B. |
2 and 5 |
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C. |
1 and 3 |
D. |
1 and 7 |
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Hint |
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5. |
Write an inequality to describe the possible values of x. |
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A. |
x < 17 |
B. |
x < 20 |
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C. |
x > 20 |
D. |
x > 17 |
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Hint |
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6. |
In the figure,  is a median in   and  Which statement is always true? |
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A. |
x = 12 |
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B. |
If  then  is acute. |
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C. |
If  then RS < TS. |
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D. |
If  then  |
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Hint |
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7. |
 CPR has vertices C(15, 1), P(9, 11), and R(2, 1). Determine the coordinates of point A on  so that  is a median of CPR. |
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A. |
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B. |
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C. |
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D. |
(12, 6) |
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Hint |
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8. |
Name the property that justifies if a < b, then a + c < b + c. |
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A. |
Addition Property |
B. |
Comparison Property |
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C. |
Subtraction Property |
D. |
Transitive Property |
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Hint |
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9. |
In STU, m S = 9x - 15, mT = 5x + 3, and mU = 2x + 15. Which inequality shows the relationship between the lengths of the sides of the triangle? |
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A. |
TU > SU > ST |
B. |
TS > SU > TU |
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C. |
TU > ST >SU |
D. |
TS > TU > SU |
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Hint |
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10. |
State the assumption that could be used to start an indirect proof of the statement m1 + m2 = 180. |
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A. |
m1 and m2 are supplementary. |
B. |
m1 + m2  180 |
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C. |
m1 and m2 are complementary. |
D. |
m1 + m2 = 90 |
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Hint |
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